@yext/search-headless/dist/commonjs/src/index.js

A library for powering UI components for Yext Search integrations

"use strict";
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var __rest = (this && this.__rest) || function (s, e) {
    var t = {};
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Object.defineProperty(exports, "__esModule", { value: true });
exports.SearchHeadless = exports.provideHeadless = exports.searchUtilities = void 0;
const search_core_1 = require("@yext/search-core");
const http_manager_1 = __importDefault(require("./http-manager"));
const redux_state_manager_1 = __importDefault(require("./redux-state-manager"));
const search_headless_1 = __importDefault(require("./search-headless"));
exports.SearchHeadless = search_headless_1.default;
const store_1 = require("./store");
const headless_reducer_manager_1 = __importDefault(require("./headless-reducer-manager"));
const constants_1 = require("./constants");
const searchUtilities = __importStar(require("./search-utilities"));
exports.searchUtilities = searchUtilities;
const client_sdk_utils_1 = require("./utils/client-sdk-utils");
__exportStar(require("./search-core-re-exports"), exports);
__exportStar(require("./models"), exports);
__exportStar(require("./constants"), exports);
__exportStar(require("./utils/filter-creators"), exports);
let firstHeadlessInstance;
const store = (0, store_1.createBaseStore)();
const headlessReducerManager = new headless_reducer_manager_1.default();
// eslint-disable-next-line @yext/export-star/no-duplicate-exports
function provideHeadless(config, additionalHttpHeaders) {
    const { verticalKey, headlessId } = config, searchConfig = __rest(config, ["verticalKey", "headlessId"]);
    if (headlessId === constants_1.DEFAULT_HEADLESS_ID) {
        throw new Error(`Cannot instantiate a SearchHeadless using the default headlessId "${headlessId}". `
            + 'Specify a different headlessId.');
    }
    const searchCore = (0, search_core_1.provideCore)(searchConfig);
    const stateManager = new redux_state_manager_1.default(store, headlessId || constants_1.DEFAULT_HEADLESS_ID, headlessReducerManager);
    const httpManager = new http_manager_1.default();
    const httpHeaders = (0, client_sdk_utils_1.getHttpHeaders)(additionalHttpHeaders);
    const headless = new search_headless_1.default(searchConfig, searchCore, stateManager, httpManager, httpHeaders);
    verticalKey
        ? headless.setVertical(verticalKey)
        : headless.setUniversal();
    if (!firstHeadlessInstance) {
        firstHeadlessInstance = headless;
    }
    else {
        // Two-way bind the current headless instances with the first one instantiated on the page.
        // This way, all headless instances on a page will have their sessionTracking states linked.
        // We have to be careful not to create an infinite loop here.
        linkSessionTracking(firstHeadlessInstance, headless);
        linkSessionTracking(headless, firstHeadlessInstance);
    }
    return headless;
}
exports.provideHeadless = provideHeadless;
/**
 * Links the secondHeadless instance to sessionTracking updates made to the firstHeadless
 * instance.
 */
function linkSessionTracking(firstHeadless, secondHeadless) {
    firstHeadless.addListener({
        valueAccessor: state => state.sessionTracking,
        callback: sessionTracking => {
            secondHeadless.setState(Object.assign(Object.assign({}, secondHeadless.state), { sessionTracking }));
        }
    });
}
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